... impedance, HDI, and other special circuit boards. Fast delivery, high quality and reliable credibility are our company's first comparative advantage ... models for single, double-sided 12-24 hours intensive, 4-8 layer-48-72 hours of quick PCB and small quantities of ... with the professional purchasing team 4.One-hour quote response, 24 hours quick-turn produce 5.Variety terms of delivery,customize the ...